A solid lead ball of radius 6cm is melted and drawn into a wire of diameter 0.2cm . Find its length
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Answer:
When a solid is melted and casted in another form, the volume of the both solids will be same.
Step-by-step explanation:
According to the question a solid lead ball drawn into a wire.
Ball is in the shape of sphere and the shape of wire is cylinder.
So, the volume of cylinder is πr^2h
the volume of the sphere is 4/3 πr^3
After solving the, we get the height of cylindrical wire is 28800 cm.
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